| Connectors / communication | GPS | 
| Connectors / communication | GLONASS | 
| Connectors / communication | Ethernet | 
| Installed sensors | Accelerometer | 
| Installed sensors | Heart rate | 
| Type of battery | Built-in | 
| Battery durability | 7 day | 
| Battery durability | 13 hr. | 
| Activity tracking | Pulse rate | 
| Activity tracking | Steps | 
| Activity tracking | Move bar | 
| Activity tracking | Sleep | 
| Activity tracking | Calories burned | 
| Activity tracking | Distance traveled | 
| Activity tracking | Intensity minutes | 
| Activity tracking | Body Battery Energy Monitor | 
| Activity tracking | All-day Stress Tracking | 
| IP rating | 5ATM | 
| Built-in speaker | Jā | 
| Screen diagonal | 1.04 inches | 
| LCD display type | Sunlight-visible | 
| LCD display type | Transflective | 
| LCD display type | Memory-In-Pixel (MIP) | 
| LCD display type | Color | 
| LCD display's resolution | 208 x 208 pixels | 
| Compatible phones | Android | 
| Compatible phones | iPhone | 
| Other smartwatch functions | Time | 
| Other smartwatch functions | Date | 
| Other smartwatch functions | GPS Time Sync | 
| Other smartwatch functions | Automatic daylight saving time | 
| Other smartwatch functions | Alarm clock | 
| Other smartwatch functions | Timer | 
| Other smartwatch functions | Stopwatch | 
| Other smartwatch functions | Smart notifications | 
| Other smartwatch functions | Calendar | 
| Other smartwatch functions | Weather | 
| Other smartwatch functions | Music control | 
| Other smartwatch functions | Find my phone | 
| Other smartwatch functions | Find My Watch | 
| Other smartwatch functions | Incident Detection during select activities | 
| Other smartwatch functions | Assistance | 
| Other smartwatch functions | Auto goal (learns your activity level and assigns a daily step goal) | 
| Other smartwatch functions | Sleep monitoring | 
| Other smartwatch functions | Gym activity profiles | 
| Other smartwatch functions | GPS speed and distance | 
| Other smartwatch functions | Customizable activity profiles | 
| Other smartwatch functions | Customizable data pages | 
| Other smartwatch functions | Auto Pause | 
| Other smartwatch functions | Interval training | 
| Other smartwatch functions | Advanced workouts | 
| Other smartwatch functions | Downloadable training plans | 
| Other smartwatch functions | Auto Lap | 
| Other smartwatch functions | Manual lap | 
| Other smartwatch functions | V02 max | 
| Other smartwatch functions | Audio prompts | 
| Other smartwatch functions | Touch and/or button lock | 
| Other smartwatch functions | Activity history on watch | 
| Other smartwatch functions | HR zones | 
| Other smartwatch functions | HR alerts | 
| Other smartwatch functions | HR calories | 
| Other smartwatch functions | HR Broadcast (broadcasts HR data over ANT+ to paired devices) | 
| Other smartwatch functions | Run profiles | 
| Other smartwatch functions | Cadence (provides real-time number of steps per minute) | 
| Other smartwatch functions | Cycling profiles | 
| Bundle includes | Forerunner 45 | 
| Bundle includes | Charging cable | 
| Bundle includes | Documentation | 
| Width | 42 mm | 
| Depth | 11.4 mm | 
| Height | 42 mm | 
| Net weight | 36 g | 
| Colour | Black | 
| Additional information | Lens Material: chemically strengthened glass | 
| Additional information | Strap material: silicone | 
| Additional information | Memory/History: 200 hours of activity data | 
| Additional information | Compatible with Garmin Connect Mobile | 
| Additional information | Compatible products: | 
| Additional information | Garmin Index Smart Scale | 
| Additional information | Foot Pod |